package chapter1;

import java.security.Security;

import javax.crypto.*;
import javax.crypto.spec.*;

import org.bouncycastle.jce.provider.BouncyCastleProvider;

/**
 * Test to make sure the unrestricted policy files are installed.
 */
public class SimplePolicyTest {
	public static void main(String[] args) throws Exception {
		Security.addProvider(new BouncyCastleProvider());
		byte[] data = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 };

		// create a 64 bit secret key from raw bytes

		SecretKey key64 = new SecretKeySpec(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 }, "Blowfish");

		// create a cipher and attempt to encrypt the data block with our key

		Cipher c = Cipher.getInstance("Blowfish/ECB/NoPadding");

		c.init(Cipher.ENCRYPT_MODE, key64);
		c.doFinal(data);
		System.out.println("64 bit test: passed");

		// create a 192 bit secret key from raw bytes

		SecretKey key192 = new SecretKeySpec(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
				0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17 }, "Blowfish");

		// now try encrypting with the larger key

		c.init(Cipher.ENCRYPT_MODE, key192);
		c.doFinal(data);
		System.out.println("192 bit test: passed");

		System.out.println("Tests completed");
	}
}
